Answer:
Since there is a curve, I believe it is a function.
Answer:
1/2 just finished it i got a 90
Step-by-step explanation:number 1 and 3 on the spinner are odd numbers so it equal 2/4 which is the same as 1/2 when simplifed
Let she work for x hours as carpenter !
so earned money = 20x
and for blacksmith she must work for 30-x hours
so earned money = (30-x) ×25
so putting in eqn;
20x+25(30-x) = 690
so, x= 60/5 = 12
so she works for carpenter for 12 hrs and 30-12= 18 hrs for blacksmith !!.....answer !!